package top.hzy520.personalblog.controller.admin;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;
import top.hzy520.personalblog.po.User;
import top.hzy520.personalblog.service.UserService;

import javax.servlet.http.HttpSession;

@Controller
@RequestMapping("/admin")
public class LoginController {

    @Autowired
    private UserService userService;
    @GetMapping()
    public  String loginPage(){
    return "admin/login";
    }

    @PostMapping("/login")
    public  String login(@RequestParam String username, @RequestParam String password, HttpSession session, RedirectAttributes attributes){
        User user=userService.checkUser(username,password);
        if (user!=null){
            user.setPassword(null);
      session.setAttribute("user",user);
          return "admin/index";
        }else {
            attributes.addFlashAttribute("message","用户名密码错误");
            return "redirect:/admin";
        }
    }
   @GetMapping("/logout")
    public String logout(HttpSession session){
    session.removeAttribute("user");
    return "redirect:/admin";
    }
}
